Create a WCA account here if you don't have one.
If this is not your first competition, associate your WCA ID to your WCA account here.
Register for this competition here.
There is a competitor limit of 50 competitors.
The base registration fee for this competition is €15 (Euro).
The registration fee has to be paid through Stripe here once registered.

In order to complete your registration, before June 3rd, you must:

Register through the WCA website (if it's not your first competition, remember to associate your WCA ID to your account);